你想知道那个男孩是谁,你应该这样问: A.Who’s this boy?B. Who’s that boy? C.Who’s that girl?
The children ___ on an outing. A.is B.am C.are
---What are you doing? ---I am ____. A.draw B.draws C.drawing
---What are ____? ---They’re birds. A.tha B.this C.these
I ____ like rice. A.don’t B.isn’t C.doesn’t
There____ five dots. A.are B.is C.am